Inch - Metric: Inch
Outside Diameter - Inch: 18.75
Outside Diameter - Millimeter: 476.25
Bore - Millimeter: 36.525
Bore - Inch: 1.438

Other Features: Arm Style
Mounting Method: Finished Bore
Belt Series: 4L | A | 5L | B
Bushing Size: No Bushing
Number of Grooves: 2

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Metric
Material: Steel
Outside Diameter - Inch: 17.75

Length Thru Bore - Millimeter: 183.388
Other Features: Components May or May Not Intermix Among Brands
Mounting Method: Set Screw
Hub Diameter - Millimeter: 381
Coupling Type: Jaw Coupling

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Metric
Material: Steel
Outside Diameter - Inch: 17.75

Length Thru Bore - Millimeter: 183.388
Other Features: Components May or May Not Intermix Among Brands
Mounting Method: Set Screw
Hub Diameter - Millimeter: 381
Coupling Type: Jaw Coupling

Thread Size: TR400 X 5
Inch - Metric: Metric
Outside Diameter - Inch: 18.504
Outside Diameter - Millimeter: 470
Nominal Thickness - Inch: 2.047

Nominal Thickness - Millimeter: 52

Thread Size: 14.957-5
Inch - Metric: Inch
Outside Diameter - Inch: 17.755
Outside Diameter - Millimeter: 450.977
Threads per Inch: 5

Nominal Thickness - Inch: 1.906
Nominal Thickness - Millimeter: 48.412